The documentation on Run II Event Data Model (edm) is in
d0cvs. It is released with the code together under the same name package (edm).
To access it, you can run a web browser on a machine that has
direct access to the files.

On d02ka, you can use the following commands to get the docs from the test release:

A data model working meeting (small meeting) is scheduled for every
other Wednesday when there is no regular data model meeting (bigger
meeting) 11:00-12:30, at Ninth Circle. The progress from the small
working group will be reported at the regular data model meeting.
small working meeting dates, time, and
place